• Choose File > Security > User Security from the main menu bar.

• Click on What Others Do > Using Workstation and you'll see the window below.

• Click on What others do > Using Workstation > and then click Add and you'll be shown the dialog box below.
• Type */MasterFile exactly like that (it's case sensitive) and click OK.

• Click on */MasterFile and turn on every checkbox shown below. There may be two extra options at the end of the list in some versions of Notes; leave them unchecked.
• Then click OK.

• Start MasterFile
  • On Windows: from Start > All Programs > MasterFile.
  • On macOS: double click the Notes styled MasterFile icon.

• Click Yes on the Create Cross Certificate screen that is shown next.

You may also see one or a few 'Execution Security Alerts' like the one below the first time you use MasterFile.

• If these appear, simply click the last radio button and OK.

• Click Yes on the dialog box shown next.

You will always be asked to create a new index when you first start MasterFile or create a new case.

The About MasterFile page will open next. You'll also find the steps below listed under the red twisty.

• Click 'Start MasterFile' or dismiss the About MasterFile tab.

• On the right panel, click Administration > Administration Settings and then OK.

• Next click on Administration > User Settings

and set your email system, if applicable.

If you're connecting to a Domino server, type or paste your fully qualified Domino server name (DominoServerName/DominoDomain) in the field below.

You're all set.